Piz Nair-2990
📍 Grisons , Maloja District · Nearest city: Silvaplana (6 km)
53 XC score / 100 · takeoff at 2990 m · 📍 View on map
Coordinates and external links
46.50810, 9.78479Forecast next days
Updated: 2026-04-21 01:29 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Flyable day, decent conditions, cloud base ~800 m, strong wind (26 km/h).
base ~800m · wind 26 km/hFlyable day, decent conditions, cloud base ~1012 m, wind 19 km/h.
base ~1012m · wind 19 km/hMarginal conditions, cloud base ~1126 m, wind 17 km/h.
base ~1126m · wind 17 km/hComposite flyability score (CAPE + LI + wind + precip + low clouds). Cross-check with local pilots before flying.
Detailed hourly weather
2026-04-21⚠️ Marginal · peak 73 at 14h
- High cloud suck (100/100) — base below freezing with CU
| 08 35 ☁️⚠️ | 09 55 ☁️⚠️ | 10 55 ☁️⚠️ | 11 55 ☁️⚠️ | 12 50 ☁️⚠️ | 13 50 ☁️⚠️ | 14 73 ☁️⚠️ | 15 68 ☁️⚠️ | 16 73 ☁️⚠️ | 17 73 ☁️⚠️ | 18 50 ☁️⚠️ | 19 50 ☁️⚠️ | 20 40 ☁️⚠️ |
Peak 14h: CAPE 0 J/kg · LI -0.1 · BL top 1695 m · w* 0.0 m/s · cloud base 4215 m · 0°C at 2530 m · Pro score 71/100 · sun 36° over slope
Hourly flyability (0–100). ⛈️ = storm risk · ☁️⚠️ = cloud suck · 🏔️ = active ridge lift. CAPE = convective energy, LI = stability, BL top = thermal ceiling, w* = estimated dry thermal velocity. Source: Open-Meteo (ECMWF/GFS/ICON blend model).
Estimated vertical profile (Sounding)
Reference time: 14:00 (peak of the day)
Surface T: -1.6°C · Td: -11.4°C
LCL (cloud base): 1225 m
BL top: 1695 m
0°C level: 2530 m
Approximate profile from surface variables + synoptic levels. Red lines = temperature, dashed blue = dew point. Orange bands = detected inversions.
🌬 Daily wind (next days)
Daily summary (10m wind). Full hour × altitude chart is being added progressively.
Takeoff orientations
Green = good orientation · Yellow = possible · Gray = not suitable
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 7 | Medium |
| Avg thermal probability | 0.77 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.20 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Upcoming competitions in this country
- PWCA Italy Gemona 2026 · 2026-07-25 – 2026-08-01 · PWCA
Copa del Mundo en Gemona del Friuli, Italia
Pilot comments
More info on http://www.flyland.ch. Airspaces in Switzerland are a thought subject, get all the info you can get befire flying.
Nearby sites
Piz Nair-2920 (52) · Corviglia (43) · Landeplatz Punt Muragl (5) · Darlux-2400 (49) · Piz Darlux (45) · Darlux-2150 (50)